X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdlib%2Fatoi.c;h=9baca7b895a0e2f5c3cfab1554f8dcdd280431b9;hb=b6dbdc69b6d969b416428e0eb467eefbe5a7837f;hp=648b154f134049558cd74f676a1835abfe706f6a;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/stdlib/atoi.c b/src/stdlib/atoi.c
index 648b154f..9baca7b8 100644
--- a/src/stdlib/atoi.c
+++ b/src/stdlib/atoi.c
@@ -9,7 +9,8 @@ int atoi(const char *s)
 	case '-': neg=1;
 	case '+': s++;
 	}
+	/* Compute n as a negative number to avoid overflow on INT_MIN */
 	while (isdigit(*s))
-		n = 10*n + *s++ - '0';
-	return neg ? -n : n;
+		n = 10*n - (*s++ - '0');
+	return neg ? n : -n;
 }